Please Suggest a suitable course

I am a Engineer in Industrial Production ,and an MBA in Marketing, currently working with an MNC,( Consumer Durable Company)in Bangalore
Job Profile: Sales of Hing End Display Products;
Channel Development/Management ( Sales )
Corporate Sales
Work Experince: 1.5 yrs

Please suggest me a suitable coures to enhance my career.And also inform me as to here in Bangalore are these courses available;